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Compare Keychron K2 HE vs K3 V3 Differences Side by Side

This comparison is for buyers deciding between two of Keychron's 75% wireless keyboards. The choice is difficult because both support QMK/VIA, are hot-swappable, and offer multi-device connectivity. The K2 HE is a feature-rich, heavier board focused on magnetic switch technology for gaming, while the K3 V3 is an ultra-slim, low-profile design prioritizing portability and a different typing feel. Your decision hinges on whether cutting-edge gaming features or a sleek, travel-friendly form factor matters more.

99
Keychron K2 HE Wireless Magnetic Switch Custom Keyboard
83
Keychron K3 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 3

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4.6 (69)
0.0 (0)
  • Has Linear, Magnetic switch options
  • Built with the ANSI, ISO, ISO-UK, ISO-DE, ISO-ES, ISO-FR, ISO-CH, ISO-Nordic, JIS layout standard
  • Comes with a knob
  • Connects via USB-C
  • Utilizes Hall effect sensors
  • Enables rapid trigger functionality
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Uses a Tray Mount mounting style
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Equipped with a 4000 mAh battery
  • Weighs about 1743 g
  • Sized at 30 x 127 x 41 mm
  • Made with a Aluminum, Wood, ABS, Resin case
  • Features PBT, ABS, PC keycaps
  • Offers Yes, Rgb, North-face, Rgb North-face, White, White North-face RGB lighting
  • Has Linear, Tactile, Clicky switch options
  • Features a low-profile design
  • Built with the ANSI, ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic layout standard
  • Uses a Top Mount mounting style
  • Supports Bluetooth, Wired, Wireless connectivity
  • Equipped with a 1550 mAh battery
  • Weighs about 540 g
  • Sized at 19 x 306 x 116 mm
  • Made with a ABS, Aluminum case
  • Features PBT, ABS keycaps
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
Scores
  • Performance: 93.3
  • Build Quality: 90.8
  • Productivity: 96.9
  • Customizability: 99.6
  • Portability: 81.3
Scores
  • Performance: 82
  • Build Quality: 81.7
  • Productivity: 70.3
  • Customizability: 89.9
  • Portability: 74.7
Name
Keychron K2 HE
Name
Keychron K3 V3
Release year
2024
Release year
2024
Switch Options
Linear, Magnetic
Switch Options
Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Standard
ANSI, ISO, ISO-UK, ISO-DE, ISO-ES, ISO-FR, ISO-CH, ISO-Nordic, JIS
Layout Standard
ANSI, ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
4000 mAh
Battery capacity
1550 mAh
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
Tray Mount
Mount Style
Top Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, North-face, White
Backlight
 
Rgb, White, North-face
Case Colors
Case Colors
Case Material
Aluminum, Wood, ABS, Resin
Case Material
ABS, Aluminum
Keycaps Material
PBT, ABS, PC
Keycaps Material
PBT, ABS
Dimensions
30 x 127 x 41 mm
Dimensions
19 x 306 x 116 mm
Weight
1743g
Weight
540g
*Something incorrect or missing? Please
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Pros and Trade-offs

Your primary need dictates the choice. For competitive gaming, deep acoustic tuning, and cutting-edge magnetic switch features, the Keychron K2 HE is the superior, albeit heavier, investment. If your priority is a sleek, portable keyboard for office work, travel, or a minimalist desk, the Keychron K3 V3's low-profile form factor and lighter build are compelling advantages. Both are excellent for customization via QMK.

Keychron K2 HE

  • +Advanced magnetic switches with adjustable actuation points (0.2-3.8mm) and Rapid Trigger.
  • +Extensive internal sound dampening with EVA foam, EPDM foam, silicone pad, and PET film.
  • +Large 4000mAh battery for extended wireless use.
  • +Includes gaming features like Analog Mode, Last Key Priority, and Dynamic Keystrokes.
  • +Offers a variety of case materials including aluminum, wood, and resin in different editions.
  • −Very heavy at 1743g and tall at 36mm, reducing portability.
  • −Magnetic switch compatibility is limited to Gateron double-rail models only.
  • −Some user reviews mention a relatively short included cable.

Keychron K3 V3

  • +Extremely slim low-profile design at 19mm height and 540g weight.
  • +Features adjustable typing angles (2.5°, 4.2°, 6.5°) for ergonomics.
  • +Utilizes enhanced IXPE, EPDM, and latex acoustic foams for a quieter typing experience.
  • +Hot-swappable for Keychron Milk POM and other compatible low-profile mechanical switches.
  • −Smaller 1550mAh battery capacity compared to the K2 HE.
  • −Lacks a 2.4 GHz wireless connection, offering only Bluetooth and wired modes.
  • −Polling rate in Bluetooth mode is listed at 90 Hz, lower than the K2 HE's Bluetooth rate.

Which Keyboard Is Better for Your Needs?

The K2 HE dominates for gaming and deep customization, thanks to its magnetic switches and extensive feature set. The K3 V3 is the clear choice for travel and office environments where its low-profile, lightweight design is a major advantage. For programming, both are equally capable due to shared QMK support and a practical 75% layout. Content creators may lean towards the K2 HE for its macro potential and larger battery.

GamingKeychron K2 HE
  • •The K2 HE features magnetic switches with adjustable actuation points from 0.2 to 3.8 mm and Rapid Trigger support.
  • •It includes gaming-specific features like Last Key Priority (LKP), Snap Click, and an Analog Mode for variable inputs.
  • •It maintains a 1000 Hz polling rate in both its 2.4 GHz and wired modes.
OfficeKeychron K3 V3
  • •The K3 V3 is much thinner at 19mm height and lighter at 540g, making it easier to integrate into a clean desk setup.
  • •Its low-profile design and adjustable typing angles (2.5°, 4.2°, 6.5°) can promote a more ergonomic typing posture.
  • •It offers quiet typing with its low-profile switches and enhanced acoustic foams, which may be preferable in shared spaces.
ProgrammingTie
  • •Both keyboards support QMK and VIA firmware for deep key remapping and macro programming.
  • •Both use a 75% layout that retains arrow keys and function row while saving desk space.
  • •Both include Mac and Windows keycaps and system compatibility.
TravelKeychron K3 V3
  • •The K3 V3 is significantly lighter (540g vs 1743g) and slimmer (19mm vs 36mm height), making it far more portable.
  • •Its lower profile is better suited for use with laptop stands or in confined spaces like airplane trays.
  • •While it has a smaller 1550mAh battery, its low-power components may still offer sufficient wireless runtime for mobile use.
ModdingKeychron K2 HE
  • •The K2 HE's listing details extensive internal foams including EVA, EPDM, silicone, and PET films for sound customization.
  • •It features screw-in PCB stabilizers, which are generally preferred for modding over plate-mounted ones.
  • •Its magnetic switch system offers unique software customization for actuation points and dynamic keystrokes.
Content CreationKeychron K2 HE
  • •The K2 HE's Dynamic Keystrokes feature allows assigning up to 4 actions per key based on press depth, useful for macro-heavy workflows.
  • •Its larger 4000mAh battery supports longer wireless usage for uninterrupted creative sessions.
  • •The availability of knob support, as listed in its extra features, can be advantageous for video or audio editing.

Frequently Asked Questions (FAQ)

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